Use the financial information for Wal-Mart Stores, Inc., given on pages 7-65 and 7-66, to answer the following questions:

1. For the most recent year given, compute Wal-Mart's average collection period.

2. For the most recent year given, what percentage of total current assets is accounts receivable for Wal-Mart?

3. For the most recent year given, determine the percentage of Wal-Mart's revenues that is derived from sources other than sales.

Wal-Mart stores, Inc. and Subsldlarles Consolldated Balance Sheets (Amounts In millions) 2010 January 31, Amounts In mlillions except per share data) ASSETS Current assets: 2009 7,907 7,275 3,905 34,511 3,063 195 $48,331 $48,949 4,144 33,160 2,980 140 Receivables, net Prepaid expenses and other Current assets of discontinued operations Total current assets Wal-Mart Stores, Inc. and Subsidiaries Consolidated Statements of Income (Amounts in millions) Fiscal Years Ended January 31, 2010 2009 2008 Revenues: Net sales $405,046 $401,087 $373,821 3,202 408,214 404,374 377,023 Membership and other income 3,287 Costs and expenses: Cost of sales. 304,657 304,056 284,137 Operating, selling, general and administrative expenses. 79,60777.520 70,934 Operating income